| SetViewportOrgEx |
| VB声明 | |
| Declare Function SetViewportOrgEx Lib "gdi32" Alias "SetViewportOrgEx" (ByVal hdc As Long, ByVal nX As Long, ByVal nY As Long, lpPoint As POINTAPI) As Long | |
| 说明 | |
| 设置设备场景视口起点 | |
| 返回值 | |
| Long，执行成功为非零值，失败为0 | |
| 参数表 | |
| 参数 | 类型及说明 |
| hdc | Long，设备场景句柄 |
| nX,nY | Long，以设备坐标表示的视口起点 |
| lpPoint | POINTAPI，装载DC视口原来的起点的结构 |
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